72185575

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{487}}^1$

素因数の和:533

約数の個数: 54

約数和(自身を含む): 114685368

約数和(自身を除く): 42499793

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 121, 175, 245, 275, 385, 487, 539, 605, 847, 1225, 1925, 2435, 2695, 3025, 3409, 4235, 5357, 5929, 12175, 13475, 17045, 21175, 23863, 26785, 29645, 37499, 58927, 85225, 119315, 133925, 148225, 187495, 262493, 294635, 412489, 596575, 937475, 1312465, 1473175, 2062445, 2887423, 6562325, 10312225, 14437115, 72185575]

約数ペア:

[(1, 72185575), (5, 14437115), (7, 10312225), (11, 6562325), (25, 2887423), (35, 2062445), (49, 1473175), (55, 1312465), (77, 937475), (121, 596575), (175, 412489), (245, 294635), (275, 262493), (385, 187495), (487, 148225), (539, 133925), (605, 119315), (847, 85225), (1225, 58927), (1925, 37499), (2435, 29645), (2695, 26785), (3025, 23863), (3409, 21175), (4235, 17045), (5357, 13475), (5929, 12175)]